Nissan Sentra Service Manual: A-bag branch line circuit
Diagnosis procedure
Warning:
Always observe the following items for preventing accidental activation.
- Before servicing, turn ignition switch off, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor.)
- Never use unspecified tester or other measuring device.
1.Check connector
- Turn the ignition switch off.
- Disconnect the battery cable from the negative terminal.
- Check the terminals and connectors of the air bag diagnosis sensor unit for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal? Yes >> go to 2.
No >> replace the main harness.
2.Check air bag diagnosis sensor unit
Check the air bag diagnosis sensor unit. Refer to src-38, "work flow".
Is the inspection result normal? Yes >> replace the main harness.
No >> replace parts whose air bag system has a malfunction.
Tcm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and ...
Dlc branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the data link connector for ...
Other materials:
Thermostat and thermostat housing
Exploded View
Thermostat housing
Gasket
Rubber ring
Thermostat
Water inlet
Clamp
Radiator hose (upper)
To radiator
WARNING:
Do not remove the radiator cap when the engine is hot. Serious burns
could occur from high-pressure
engine coolant escaping from the radiator. ...
System description
Component parts
Component parts location
Ipdm e/r
System
Relay control system
Relay control system : system diagram
System diagram
Relay control system : system description
Ipdm e/r activates the internal control circuit to perform the relay on-off
control according to the inp ...
P1556, P1557 Battery temperature sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P1556 or P1557 is displayed with DTC P0643, first perform the
trouble diagnosis for DTC P0643.
Refer to EC-353, "DTC Logic".
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible caus ...
